<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        #div_parent {
            height: 400px;
            background-color: aqua;
        }
        
        #div_child {
            width: 200px;
            height: 200px;
            background-color: pink;
        }
    </style>
    <script src="./zuoye8.js"></script>
</head>
<body>
    <div id="div_parent">
        父div
        <div id="div_child">子div</div>
    </div>
    <div id="div1">
        <ul>
            <li>111</li>
            <li>222</li>
            <li>333</li>
        </ul>
    </div>
    <p id="p1" style="color: blue;">p1</p>
    <a href="https://www.baidu.com">百度</a>
</body>
</html>